The Pathfinder; or, The Inland Sea
by the author of "the Pioneers," "The Last of the Mohicans,"
"The Prairie," &c. [James Fenimore Cooper]
London (New Burlington Street): Richard Bentley; Edinburgh: Bell and Bradfute; and Dublin: J. Cumming, 1843.

Sources of the above list:
(1) The London Catalogue of Books, with their Sizes, Prices, and Publishers. Containing the Books Published in London, and Those Altered in Size or Price, Since the Year MDCCCXIV To MDCCCXXXIX. London, Robert Bent, 1839.

(2) Supplement to the London Catalogue of Books, Edition Dated 1839. Containing the New Works and New Editions Published in London from January 1839 to January 1844, with their Sizes, Prices and Publishers' Names. London, Thomas Hodgson, 1844.